savoy cabbage vs savoy

savoy cabbage and savoy both are nouns.

Word	Noun	Adjective	Verb	Adverb
savoy cabbage	Yes	No	No	No
savoy	Yes	No	No	No

As nouns, savoy cabbage and savoy are synonyms defined as:

savoy cabbage (noun)	savoy (noun)
head of soft crinkly leaves	head of soft crinkly leaves
cabbage plant with a compact head of crinkled leaves